# Nextra
# Introduction
- First Steps with Nextra
- MDX: Markdown for the component era
- Theme Configuration
- SWR: Stale While Revalidate
- Server Side Nextra
- Next.js middleware (opens new window) (Check in the docs you are using Pages.router and using stable version 15)
# Nextra Monorepo
# Introduction to React
See the section Introduction to React.
# Examples of Nextra Sites
See section Examples of Nextra Sites.